CN114734497A - A biological tissue slicer - Google Patents

Abstract

The invention discloses a biological tissue slicer, which comprises a slicing box, a slice pushing device arranged in the slicing box, a slice tray arranged at the front end of the slice pushing device, a first push rod for pushing the slice tray to horizontally slide from the side surface, and a rotary bearing plate arranged at the other side of the slice tray, wherein the first push rod is connected with the slice pushing device; the slicing disc is arranged into an upper slicing disc and a lower slicing disc, the top of the upper slicing disc is connected with a second push rod, and the lower slicing disc is arranged in a sliding chute of the slicing box; the upper slicing disc is vertically lifted and separated from and combined with the lower slicing disc through the second push rod, and the slicing disc formed by combining the upper slicing disc and the lower slicing disc is pushed by the first push rod to slide in the sliding groove of the slicing box to the rotary bearing plate to complete slicing and transferring. The biological tissue slicer can directly cut and assemble the single slices, and the assembly is completed while cutting, so that the slicing is quick and efficient.

Description

A biological tissue slicer

technical field

The invention relates to the field of experimental equipment, in particular to a biological tissue slicer.

Background technique

The existing biological tissue slicer adopts the artificial knife cutting method to make tissue slices. Slices are not only used to observe the morphological structure of normal cell tissue, but also used in pathology and forensic science to study, observe and judge the morphological changes of cell tissue. The main method, and has also been used quite widely in research in many other disciplines.

However, most of the existing biological tissue slicers are manually operated, and the efficiency is slow and the working time is long. Most of the machines that use mechanized slicing are to realize the slicing function. After the slicing is completed, the transfer and compaction of the slicing are performed to complete the entire assembly of the slicing. The thickness of the whole process is not uniform, and the slice assembly time is long, which is not conducive to industrial production.

SUMMARY OF THE INVENTION

In order to solve the defects existing in the prior art, the present invention provides a biological tissue slicer with uniform slice thickness and fast slice speed.

The present invention first provides a biological tissue slicer, comprising a slice box, a slice pusher arranged in the slicer box, a slicer disc arranged at the front end of the slicer device, a first push rod for laterally pushing the slicer to slide horizontally, and The rotating receiving plate on the other side of the slicing plate; the slicing plate is arranged into an upper slicing plate and a lower slicing plate, a second push rod is connected to the top of the upper slicing plate, and the lower slicing plate is arranged in the chute of the slicing box; The second push rod vertically moves up and down to realize opening and closing with the lower slicing tray. The slicing tray formed by the upper slicing tray and the lower slicing tray is pushed by the first push rod and slides into the rotating receiving plate in the chute of the slicing box to complete the slicing and transfer. .

The present invention also provides the following optimization scheme:

Preferably, the top of the upper slicing tray is provided with an upper slicing tray chute.

Preferably, the bottom of the second push rod is provided with a second push rod sliding block to fit with the upper slicing tray chute.

Preferably, the side surface of the lower slicing disc is provided with a side hole of the lower slicing disc.

Preferably, the front end of the first push rod is provided with a first push rod engaging block to fit with the side hole of the lower slicing plate.

Preferably, the rotating receiving plate is provided with a sliding groove of the rotating receiving plate to receive the lower slicing plate.

Preferably, a rotating device is provided at the bottom of the center line of the rotating receiving plate.

Preferably, the pusher device includes a third push rod at the tail and a storage cavity connected to the front end of the third push rod.

Preferably, the storage cavity is arranged in a circular shape.

Preferably, the top of the storage cavity is provided with an opening of the storage cavity.

The beneficial effects of the present invention are:

1. The biological tissue slicer of the present invention can directly cut and assemble a single slice, and complete the assembly while cutting, which is fast and efficient;

2. The entire process of the biological tissue slicer of the present invention is a mechanized operation, with high operation precision and consistent slice thickness;

3. The slice thickness of the biological tissue slicer of the present invention is adjustable, and the slice thickness can be adjusted by adjusting the slice thickness of the upper slice plate;

4. During the whole slicing process of the biological tissue slicer of the present invention, the slicing work is performed in a sealed space, and the pollution is less.

Description of drawings

Fig. 1 is the first perspective view of the biological tissue slicer of the present invention;

2 is a second perspective view of the biological tissue slicer of the present invention;

3 is a first perspective perspective view of the biological tissue slicer of the present invention;

4 is a second perspective view of the biological tissue slicer of the present invention;

5 is a perspective side view of the biological tissue slicer of the present invention;

6 is a first internal perspective view of the biological tissue slicer of the present invention;

7 is a second internal perspective view of the biological tissue slicer of the present invention;

The specific reference signs are:

1 Slicing box; 2 Pushing device; 3 Slicing plate; 4 First push rod; 5 Rotating receiving plate; 6 Second push rod; 11 Slicing box chute; Inlet; 14 Slicing tray outlet; 21 Third push rod; 22 Storage cavity; 31 Upper slicing tray; 32 Lower slicing tray; 33 Connecting groove; 34 Connecting block; 52 Rotating device; 53 Rotating the middle engaging block of the receiving plate; 61 Second push rod slider; 221 Storage cavity opening; 311 Upper slicing tray chute; 312 Upper slicing tray cutter; 313 Upper slicing tray arc; 314 upper slicing disc connecting block; 321 lower slicing disc side hole; 322 lower slicing disc baffle; 323 lower slicing disc arc part; 324 lower slicing disc connecting block.

Detailed ways

In order to make those skilled in the art better understand the technical solution of the invention, the present invention will be further described in detail below with reference to the specific embodiments.

As shown in Figures 1-7, the present invention first provides a biological tissue slicer, comprising a slice box 1, a slice pusher 2 arranged in the slicer box 1, a slice plate 3 arranged at the front end of the slice pusher 2, a side pusher The first push rod 4 that slides horizontally on the slicing tray 3, and the rotating receiving plate 5 arranged on the other side of the slicing tray 3; A second push rod 6, the lower slicing tray 32 is arranged in the slicing box chute 11; the upper slicing tray 31 is vertically lifted by the second push rod 6 to be separated and combined with the lower slicing tray 32, and the upper slicing tray 31 and the lower slicing tray 32 are separated and closed. The slicing tray 3 assembled from the trays 32 is pushed by the first push rod 4 and slides in the slicing box chute 11 to the rotating receiving plate 5 to complete slicing and transfer.

As shown in Figures 1 and 2, the slice box 1 is preferably arranged as a square box, and more preferably as a rectangular box. The side of the slicing box 1 is provided with a slicing tray inlet 12 on the slicing box, a slicing tray inlet 13 under the slicing box, and a slicing tray outlet 14 . The slicing tray inlet 12 of the upper slicing box is preferably arranged on the side of the first push rod 4 , and the slicing tray inlet 13 of the lower slicing box is also preferably arranged on the side of the first push rod 4 . As shown in FIGS. 6 and 7 , the sheet pushing device 2 is used to push the horizontal displacement of the tissue sheet. The slicing plate 3 is provided with an upper slicing plate 31 and a lower slicing plate 32, the upper slicing plate 31 is provided with an upper slicing plate cutter 312 on the back, the upper slicing plate 31 is integrally provided with an upper slicing plate arc portion 313, and upper slicing plates are arranged on both sides. Disk connection block 314 . The lower slicing disc 32 is provided with a lower slicing disc baffle 322 at the front end, the lower slicing disc 32 is integrally provided with a lower slicing disc arc-shaped portion 323, and lower slicing disc connecting blocks 324 are arranged on both sides. The upper slicing disk connecting block 314 is adapted to the lower slicing disk connecting block 324, and wherein the connecting surface of the upper slicing disk connecting block 314 or the lower slicing disk connecting block 324 is provided with a connecting groove 33, and the other is provided with a connection groove 33. The clamping block 34 is arranged in this way to perform the fixed connection of the upper slicing disc 31 and the lower slicing disc 32 . And preferably, the upper slicing disc cutter 312 is arranged in a circular shape, and preferably only an annular cutter is arranged on the outer side of the arc lower semicircle, and the remaining inner part is arranged in a transparent material, preferably a glass material. The lower slicing tray baffle 322 is preferably made of a transparent material, preferably a glass material. The upper slicing disc arc portion 313 in the middle of the upper slicing disc 31 is preferably arranged in an upper semicircle, and the lower slicing disc arc portion 323 is preferably arranged in a lower semicircle. The upper slicing disc cutter 312, the lower slicing disc baffle 322, the upper slicing disc arc part 313 and the lower slicing disc arc part 323 enclose a complete tissue slice.

As shown in FIGS. 3 and 4 , in order to connect with the second push rod 6 , an upper slicing tray chute 311 is provided on the top of the upper slicing tray 31 . The top of the upper slicing tray inlet 12 of the slicing box is set in an inverted T shape, which is used to cooperate with the upper slicing tray chute 311 to slide and stably engage the upper slicing tray 31 .

A second push rod slider 61 is provided at the bottom of the second push rod 6 to fit with the upper slicing tray chute 311 . The second push rod slider 61 can be directly matched with the upper slicing tray chute 311 , can generate relative displacement when the upper slicing tray 31 is displaced horizontally, and can fix the upper slicing tray 31 vertically.

In order to be stably connected with the first push rod 4 , a side hole 321 of the lower slicing tray is provided on the side of the lower slicing tray 32 . The side hole 321 of the lower slicing disk can be set as a circular hole, or can be set as a rectangular hole or other irregular hole shape. The front end of the first push rod 4 is provided with a first push rod engaging block 41 to fit with the side hole 321 of the lower slicing tray. The first push rod engaging block 41 is provided in a circular or rectangular shape, and is adapted to the hole shape of the side hole 321 of the lower slicing tray.

The rotating receiving plate 5 is provided with a rotating receiving plate chute 51 to receive the lower slicing plate 32 . The height of the sliding groove 51 of the rotating receiving plate is preferably set to be consistent with the height of the sliding groove 11 of the slice box. The rotating receiving plate chute 51 is preferably provided with a rotating receiving plate middle engaging block 53 in the middle, and the rotating receiving plate middle engaging block 53 is consistent with the hole shape of the side hole 321 of the lower slicing plate, and can be snapped into the lower slicing plate 32. side.

A rotating device 52 is provided at the bottom of the center line of the rotating receiving plate 5 . The rotating device 52 is preferably a rotating electrical machine. The rotating device 52 takes the center point of the rotating receiving plate 5 as the center of the rotating circle. The rotating receiving plate 5 can be set with the rotating motor as the center point, and a plurality of rotating receiving plate sliding grooves 51 are arranged circumferentially in the radial direction, preferably more than two, more preferably two, four, or eight.

The pusher device 2 includes a third push rod 21 at the tail, and a storage cavity 22 connected to the front end of the third push rod 21 . The push-piece device 2 includes a third push rod 21 at the tail, the front end of the third push rod 21 is provided with a storage cavity 22, and the front end of the third push rod 21 is displaced horizontally in the storage cavity 22, and is pushed and arranged in the storage cavity. The tissue pieces in 22 are displaced along the axial direction of the storage cavity 22 . The pushing direction of the third push rod 21 and the pushing direction of the first push rod 4 are preferably on the same horizontal line, and the included angle between them is 90 degrees. The storage cavity 22 is arranged in a circular shape. The top of the storage cavity 22 is provided with a storage cavity opening 221 . The storage cavity opening 221 is preferably arranged at the top of the storage cavity 22 , and is preferably set so that the diameter of the storage cavity 22 is the opening width, so that the tissue piece can be directly placed into the storage cavity 22 .

The slicing box 1 is preferably provided with an upper slicing tray inlet 12, a lower slicing tray inlet 13, and a slicing tray outlet 14 on both sides of the slicing box. The upper slicing tray inlet 12 of the slicing box is the same size as the upper slicing tray 31, the lower slicing tray inlet 13 of the slicing box is the same size as the lower slicing tray 32, and the slicing tray outlet 14 is combined with the upper slicing tray 31 and the lower slicing tray 32. The slicing disk 3 is the same size. The front of the slicing box 1 is preferably provided with an opening of the slicing box 1 for putting in and taking out tissue pieces, and preferably the front of the slicing box 1 is set to be transparent.

Example

As shown in FIGS. 1-7 , the biological tissue slicer of this embodiment includes a slice box 1, a slice pusher 2 arranged in the slicer box 1, a slice disc 3 arranged at the front end of the slice pusher 2, and a side push slice disc. 3. The first push rod 4 that slides horizontally, and the rotating receiving plate 5 arranged on the other side of the slicing plate 3; Two push rods 6, the lower slicing tray 32 is arranged in the slicing box chute 11; The assembled slicing tray 3 is pushed by the first push rod 4 and slides in the slicing box chute 11 to the rotating receiving plate 5 to complete slicing and transfer. The top of the upper slicing tray 31 is provided with an upper slicing tray chute 311 . A second push rod slider 61 is provided at the bottom of the second push rod 6 to fit with the upper slicing tray chute 311 . The side surface of the lower slicing plate 32 is provided with a side hole 321 of the lower slicing plate. The front end of the first push rod 4 is provided with a first push rod engaging block 41 to fit with the side hole 321 of the lower slicing tray. The rotating receiving plate 5 is provided with a rotating receiving plate chute 51 to receive the lower slicing plate 32 . A rotating device 52 is provided at the bottom of the center line of the rotating receiving plate 5 . The tablet pushing device 2 includes a third push rod 21 at the tail, and a storage cavity 22 connected to the front end of the third push rod 21 . The storage cavity 22 is arranged in a circular shape. The top of the storage cavity 22 is provided with a storage cavity opening 221 .

The use method of the biological tissue slicer of the present embodiment is:

The tissue piece is inserted from the opening of the slicing box 1 into the slicing box 1 , and is placed in the storage cavity 22 from the storage cavity opening 221 , and is disposed at the front end of the third push rod 21 to close the storage cavity opening 221 . Then, the upper slicing tray 31 is snapped from the upper slicing tray inlet 12 of the slicing box, horizontally and horizontally pushed into the slicing box 1, and the second push rod 6 is activated to shrink vertically to a position that fits with the upper slicing tray inlet 12 of the slicing box, Insert the upper slicing tray chute 311 of the upper slicing tray 31 and the second push rod slider 61 laterally and complete the insertion. Similarly, after inserting the lower slicing tray side hole 321 of the lower slicing tray 32 with the first push rod engaging block 41 of the first push rod 4, the first push rod 4 is activated to slice the lower slicing tray 32 from the slicing box. The tray inlet 13 is pushed into the slide box chute 11 . The first push rod 4 is stopped until the lower slicing tray 32 stops at the front end position of the storage chamber 22 . Then start the third push rod 21 to push the tissue piece to the lower slicing tray baffle 322 and fit it completely, then start the second push rod 6 to vertically drive the upper slicing tray 31 to cut down from the position just above the tissue piece, and cut slowly The tissue slices are formed into tissue slices, and during this process, the connection groove 33 and the connection block 34 are gradually approached and finally inserted to complete the slice loading process of the tissue slices, and then the first push rod 4 is activated to move the entire slice plate 3 from the slice plate. The outlet 14 is pushed out, and the second push rod 6 is gradually separated laterally from the upper slicing tray 31 during the whole process, and the separation is completed. Then the slicing tray 3 slides from the sliding slot 11 of the slicing box into the rotating receiving plate 5, the side hole 321 of the lower slicing plate is inserted into the middle engaging block 53 of the rotating receiving plate, and then the rotating device 52 is activated to rotate the rotating receiving plate 5. Rotate the new rotary receiving plate chute 51 to the position corresponding to the slicing tray outlet 14 to complete the transfer of the slicing tray 3 .

To sum up, first of all, in the whole process, the displacement of the entire slicing plate 3 is stable, the thickness of the slice is accurately grasped in the whole process, there is not too much rotation and displacement of the slice, and only the level of the upper slicing plate 31 is in the whole process. and vertical displacement, and a device for displacement to limit deflection is provided at multiple angles, so that the upper slicing disc 31 will not rotate and deflect during the whole process, and the lower slicing disc 32 also passes through the slicing box chute 11. The limitation of displacement can first ensure that the tissue slices in the final slicing disk 3 are complete and have a uniform thickness, and reduce the possibility of jamming and unsmooth displacement that may exist in the whole process. During the whole process, the upper slicing disk 31 and the lower The possibility of displacement and deflection of the slicing disc 32 is reduced to a minimum, and there are very few wastes in the whole process, which is suitable for assembly line production.

The above are only the preferred embodiments of the present invention. It should be noted that the above preferred embodiments should not be regarded as limitations of the present invention, and the protection scope of the present invention should be based on the scope defined by the claims. For those skilled in the art, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (10)

1. A biological tissue microtome, comprising: the device comprises a slicing box, a slicing device arranged in the slicing box, a slicing disc arranged at the front end of the slicing device, a first push rod with a side surface pushing the slicing disc to horizontally slide, and a rotary bearing plate arranged at the other side of the slicing disc; the slicing disc is arranged into an upper slicing disc and a lower slicing disc, the top of the upper slicing disc is connected with a second push rod, and the lower slicing disc is arranged in a sliding chute of the slicing box; the upper slicing disc is vertically lifted and separated from and combined with the lower slicing disc through the second push rod, and the slicing disc formed by combining the upper slicing disc and the lower slicing disc is pushed by the first push rod to slide in the sliding groove of the slicing box to the rotary bearing plate to complete slicing and transferring.

2. The biological tissue microtome according to claim 1, wherein: the top of the upper slicing disc is provided with an upper slicing disc sliding groove.

3. The biological tissue microtome according to claim 2, wherein: and a second push rod sliding block matched with the upper slicing disc sliding groove is arranged at the bottom of the second push rod.

4. The biological tissue microtome according to claim 1, wherein: and the side surface of the lower slicing disc is provided with a side surface hole of the lower slicing disc.

5. The biological tissue microtome according to claim 4, wherein: the front end of the first push rod is provided with a first push rod clamping block matched with the side hole of the lower slicing disc.

6. The biological tissue microtome according to claim 1, wherein: the rotary bearing plate is provided with a rotary bearing plate sliding groove for bearing the lower slicing disc.

7. The biological tissue microtome according to claim 1, wherein: and a rotating device is arranged at the bottom of the central line of the rotating bearing plate.

8. The biological tissue microtome according to claim 1, wherein: the push sheet device comprises a third push rod at the tail part and an object placing cavity connected with the front end of the third push rod.

9. The biological tissue microtome according to claim 8, wherein: the object placing cavity is circular.

10. The biological tissue microtome according to claim 8, wherein: the top of the object placing cavity is provided with an object placing cavity opening.

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